Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 42° 90° 45° 36° 42° 90° 45° 36° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading can be increased by increasing of inductance value both 1 and 2 increasing of capacitance value increasing of voltage level increasing of inductance value both 1 and 2 increasing of capacitance value increasing of voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines? 2 5 8 4 2 5 8 4 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has (2 + j4)Ω impedance, 100 MVA and base voltage is 10 KV. Find the per unit impedance value of transmission line? (2 + j4 ) pu (0.5 + j1 ) pu (1 + j2 ) pu (4 + j8 ) pu (2 + j4 ) pu (0.5 + j1 ) pu (1 + j2 ) pu (4 + j8 ) pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a biased differential relay the bias is defined as the ratio of fault current and operating coil current. fault current and restraining coil current. operating coil current and restraining coil current. number of turns of restraining and operating coil. fault current and operating coil current. fault current and restraining coil current. operating coil current and restraining coil current. number of turns of restraining and operating coil. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠°90 Ω, C = 0.5*10^-6∠90° ℧. Find Charging current under no load? 1.144∠90° A/phase 0.512∠90° A/phase 0.344∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase 0.512∠90° A/phase 0.344∠90° A/phase 0.144∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
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